19792260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3547}}^1$

素因数の和:3593

約数の個数: 72

約数和(自身を含む): 61990656

約数和(自身を除く): 42198396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 3547, 5580, 7094, 10641, 14188, 17735, 21282, 31923, 35470, 42564, 53205, 63846, 70940, 106410, 109957, 127692, 159615, 212820, 219914, 319230, 329871, 439828, 549785, 638460, 659742, 989613, 1099570, 1319484, 1649355, 1979226, 2199140, 3298710, 3958452, 4948065, 6597420, 9896130, 19792260]

約数ペア:

[(1, 19792260), (2, 9896130), (3, 6597420), (4, 4948065), (5, 3958452), (6, 3298710), (9, 2199140), (10, 1979226), (12, 1649355), (15, 1319484), (18, 1099570), (20, 989613), (30, 659742), (31, 638460), (36, 549785), (45, 439828), (60, 329871), (62, 319230), (90, 219914), (93, 212820), (124, 159615), (155, 127692), (180, 109957), (186, 106410), (279, 70940), (310, 63846), (372, 53205), (465, 42564), (558, 35470), (620, 31923), (930, 21282), (1116, 17735), (1395, 14188), (1860, 10641), (2790, 7094), (3547, 5580)]